Methods and systems for an exhaust gas aftertreatment device

US11022015B2 · kind B2 · utility

Assignee

• Ford Global Technologies, LLC · US

Inventors

• David van Bebber · Aachen, DE
• Hans Guenter Quix · Herzogenrath, DE
• Claudia Katharina Herudek · Aachen, DE
• Andreas Schmitt · Gießen, DE

Key dates

• Filing date: Jan 26, 2018
• Grant date: Jun 1, 2021
• Expiry date: Feb 22, 2038

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S903/904
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Methods and systems are provided for an exhaust gas aftertreatment device. In one example, a method may include adjusting one or more engine operating parameters to produce ammonia in an ammonia generating device in response to an ammonia demand.